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To same pan, add remaining oil and the onion; cook and stir 2-3 minutes or until lightly browned. Return mushrooms to pan; stir in salt."},{"@type":"HowToStep","text":"In a small bowl, whisk eggs until blended; stir in cheese. Pour into crust. Top evenly with mushroom mixture. Bake 13-15 minutes or just until cheese mixture is set. If desired, sprinkle with rosemary."}],"recipeYield":"4 servings","author":[{"@type":"Person","name":"Taste Recipes Editorial Team"}],"nutrition":{"@type":"NutritionInformation","calories":" 503 calories","fatContent":"33g fat (10g saturated fat)","cholesterolContent":"128mg cholesterol","sodiumContent":"525mg sodium","carbohydrateContent":"41g carbohydrate (3g sugars","fiberContent":"7g fiber)","proteinContent":"15g protein. 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